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| The core, POSIX-compliant shell on any *nix system. | `sh(1)` is a POSIX compliant shell. |
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| Originally `sh(1)`, several distribution of Linux ''actually'' use `bash(1)` or `dash(1)`. BSDs trend towards `tcsh(1)`. | Several distributions of [[Linux]] actually use `bash(1)` or `dash(1)` to satisfy `sh(1)`. [[BSD]] operating systems commonly use `tcsh(1)`. |
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| == Example == {{{ echo "Hello, world!" }}} This can be executed like: {{{ sh ./example.sh }}} ---- == Installation == All [[Linux]] and [[BSD]] distributions, as well as [[MacOS]], have `sh(1)` installed. ---- |
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| * [[Sh/Tests|Tests]] | * [[Shell/Alias|Alaises]] * [[Shell/Arithmetic|Arithmetic]] * [[Shell/BuiltinCommands|Builtin Commands]] * [[Shell/Expansion|Expansion]] * [[Shell/FileDescriptor|File Descriptors]] * [[Shell/Function|Functions]] * [[Shell/JobControl|Job Control]] * [[Shell/Logic|Logic]] * [[Shell/Looping|Looping]] * [[Shell/Pipeline|Pipelines]] * [[Shell/Quoting|Quoting]] * [[Shell/Redirection|Redirection]] * [[Shell/ShellOptions|Shell Options]] * [[Shell/ShellVariables|Shell Variables]] * [[Shell/Test|Tests]] * [[Shell/Trap|Traps]] * [[Shell/Variables|Variables]] ---- == See also == [[https://www.shellcheck.net/wiki/|The shellcheck wiki]], the online reference for `shellcheck(1)` [[https://github.com/dylanaraps/pure-sh-bible|Dylan's pure sh bible]] |
Shell
sh(1) is a POSIX compliant shell.
Several distributions of Linux actually use bash(1) or dash(1) to satisfy sh(1). BSD operating systems commonly use tcsh(1).
Contents
Example
echo "Hello, world!"
This can be executed like:
sh ./example.sh
Installation
All Linux and BSD distributions, as well as MacOS, have sh(1) installed.
Syntax
See also
The shellcheck wiki, the online reference for shellcheck(1)